Finding the Fourth Proportional to 148,843.02, 205,404.81 and 80,860.53

Step by Step Solution

1. Step 1: Write the proportion equation
   148,843.02 : 205,404.81 = 80,860.53 : x
2. Step 2: Convert to fraction form
   148,843.02/205,404.81 = 80,860.53/x
3. Step 3: Cross multiply
   148,843.02x = 205,404.81 × 80,860.53
4. Step 4: Simplify right side
   148,843.02x = 16,609,141,567.63
5. Step 5: Solve for x
   x = 16,609,141,567.63/148,843.02
6. Step 6: Final answer
   x = 111,588.31